InChI=1/C28H28N4O5/c1-2-34-23-9-6-20(7-10-23)15-32(16-21-8-11-25-26(13-21)37-19-36-25)17-27-31-24(18-35-27)28(33)30-14-22-5-3-4-12-29-22/h3-13,18H,2,14-17,19H2,1H3,(H,30,33)/p+1/fC28H29N4O5/h30,32H/q+1 857847B47F1AF04A